Subtract 16/24 from 90/7
1st number: 12 6/7, 2nd number: 16/24
90/7 - 16/24 is 256/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 7 × 24 = 168,
90/7 = 90 × 24/7 × 24 = 2160/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
16/24 = 16 × 7/24 × 7 = 112/168 - Subtract the two like fractions:
2160/168 - 112/168 = 2160 - 112/168 = 2048/168 - After reducing the fraction, the answer is 256/21
- In mixed form: 124/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/7-32/24 90/14-16/24 90/7-16/48 90/7-48/24 90/21-16/24 90/7-16/72 90/7-80/24 90/35-16/24 90/49-16/24